<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <h1>禁用</h1>
    <div>
        <button disabled="disabked">
            注册
        </button><br>
        <!-- 可简写成一个值 -->
        <input type="radio" disabled>
        <input type="text" disabled value="111"> 
        <input type="text" readonly value="111"> 
    </div>
</body>
</html>